MathType 6.x was deprecated on October 1, 2023. It is recommended to use MathType 7 Microsoft 365 Add-in
MathType 6.9 is designed for older versions of Windows (like Vista/7/8) and may have issues on Windows 11. If you are a student or teacher, I can help you find educational discounts free alternatives like LaTeX editors. Would you like to see those options? Product Key Mathtype 6.9 - Facebook mathtype 6.9 product key free download
product by the developer, Wiris, and is no longer officially sold or supported. docs.wiris.com 🔑 Activation Information MathType 6